Home / 61,062.40-91,606.68-18,941.57

Finding the Fourth Proportional to 61,062.40, 91,606.68 and 18,941.57

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Solution

The fourth proportional to 61,062.40, 91,606.68 and 18,941.57 is: 28,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,062.40 : 91,606.68 = 18,941.57 : x
  2. Step 2: Convert to fraction form
    61,062.40/91,606.68 = 18,941.57/x
  3. Step 3: Cross multiply
    61,062.40x = 91,606.68 × 18,941.57
  4. Step 4: Simplify right side
    61,062.40x = 1,735,174,246.98
  5. Step 5: Solve for x
    x = 1,735,174,246.98/61,062.40
  6. Step 6: Final answer
    x = 28,416.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.